#!/usr/bin/env node
const fs =  require('fs'),
  http = require('http'),
  path = require('path'),
  file = process.argv[2];
if(process.argv.length !== 3) {
  console.error('命令行参数格式：cmd fileName');
  process.exit(1);
}
try{
  var data = fs.readFileSync(file).toString('base64');
}catch(e){
 
  console.error(e.message);
  process.exit(2);
}
let ext = path.extname(file);
let uriData = 'data:iamge/' + ext.slice(1,ext.length)+';base64,'+data;
let html = `<!DOCTYPE html><html><head><title>base64 demo</title></head><body><img alt="${path.basename(file,ext)}" src="${uriData}"></body></html>`;
http.createServer((req,res)=>{
  console.log(req.headers);
  console.log(req.url +'\n');
  res.end(html);
}).listen(8080);

//const buf = fs.readFileSync('./qr-code.jpg');
//const img_base64 = buf.toString('base64'); 
//const html = `<!doctype html><html><body><img src="data:image/jpg;base64,${img_base64}"></body></html>`;
//http.createServer((req,res)=>{
//res.end(html);
//}).listen(8080);
